Planet Kepler-457 b

Detailed information about planet Kepler-457 b and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name

Kepler-457 b

Planet Status

Confirmed

Discovered in

2015

Publication Status

Published in a refereed paper

Update

2016-05-23

Mass

—

Mass*sin(i)

—

Semi-Major Axis

0.161 (\begin{matrix} + 0.017 \\ - 0.032 \end{matrix})

AU 1 publication

Planet Hunters. VIII. Characterization of 41 Long-Period Exoplanet Candidates from Kepler Archival Data

Orbital Period

31.8099 (\begin{matrix} + 0.00919 \\ - 0.00933 \end{matrix})

day 1 publication

Planet Hunters. VIII. Characterization of 41 Long-Period Exoplanet Candidates from Kepler Archival Data

Eccentricity

—

Angular distance

—

ω

—

T_peri

—

Radius

0.21 (\begin{matrix} + 0.17 \\ - 0.12 \end{matrix})

R_J 1 publication

Planet Hunters. VIII. Characterization of 41 Long-Period Exoplanet Candidates from Kepler Archival Data

Inclination

89.3 (\begin{matrix} + 0.49 \\ - 0.72 \end{matrix})

deg

Detection Method

Primary Transit

Mass Meas. Method

—

Radius Meas. Method

Primary Transit

Primary transit

—

Secondary transit

—

λ

—

Impact Parameter b

—

Time V_r=0

—

Velocity Semiamplitude K

—

Calculated temperature

—

Measured temperature

—

Hottest point longitude

—

Geometric albedo

—

Surface gravity log(g/g_H)

—

Alternate Names

KIC 8540376 b, 2MASS J18493060+4441405 b, WISE J184930.60+444140.4 b

Data Source	Type	Result Value	Result Figure	Notes	Reference

Molecule	Data Source	Type	Result Value	Result Figure	Notes	Reference

Wang et al. (2015) gives a confidence level of 0.999

No link

Star

Name

Kepler-457

Distance

—

Spectral type

—

Apparent magnitude V

—

Apparent magnitude I

—

Apparent magnitude J

—

Apparent magnitude H

—

Apparent magnitude K

—

Mass

1.04 (\pm 0.2)

M_Sun 1 publication

Planet Hunters. VIII. Characterization of 41 Long-Period Exoplanet Candidates from Kepler Archival Data

Age

—

Effective temperature

6474.0 (\begin{matrix} + 178.0 \\ - 267.0 \end{matrix})

K 1 publication

Planet Hunters. VIII. Characterization of 41 Long-Period Exoplanet Candidates from Kepler Archival Data

Radius

1.26 (\pm 0.56)

R_Sun 1 publication

Planet Hunters. VIII. Characterization of 41 Long-Period Exoplanet Candidates from Kepler Archival Data

Metallicity [Fe/H]

-0.16 (\begin{matrix} + 0.23 \\ - 0.32 \end{matrix})

1 publication

Planet Hunters. VIII. Characterization of 41 Long-Period Exoplanet Candidates from Kepler Archival Data

Detected Disc

—

Magnetic Field

—

RA₂₀₀₀

18:49:30.6

Dec₂₀₀₀

+44:41:40.5

Alternate Names

KIC 8540376 , 2MASS J18493060+4441405 , WISE J184930.60+444140.4

No remarks

No link

Simbad
Most recent references (ADS)

Planet Kepler-457 b

Planet

Basic informations 30 parameters

Atmospheric parameters : Temperatures 0 temperatures

Atmospheric parameters : Molecules 0 molecules

Remarks Some remarks

Other web pages No page

Star

Basic informations 17 parameters

Planetary system 2 planets

Remarks No remark

Other web pages No page

More data 2 references

Planet Kepler-457 b

Planet

Basic informations 30 parameters

Atmospheric parameters : Temperatures 0 temperatures

Atmospheric parameters : Molecules 0 molecules

Remarks Some remarks

Other web pages No page

Star

Basic informations 17 parameters

Planetary system 2 planets

Remarks No remark

Other web pages No page

More data 2 references

Related publications

Planet Hunters. VIII. Characterization of 41 Long-Period Exoplanet Candidates from Kepler Archival Data